INTERNATIONAL STANDARD IS0 2574 Second edi t i on 1 994 06 01 Aircraft Electrical cables Identification marking A&onefs Gbles Blectriques Marquage d’identification IS0 2574 1 994(E) Foreword IS0 (the[.]
IN TERN ATIO NAL STANDARD I S0 2574 Seco n d ed i t i o n 994-06-01 Ai rcraft - El ectri cal I d en ti fi cati on A&onefs cabl es - m arki n g - Gbles Blectriques - Marquage d’identification IS0 2574: 994(E) Foreword IS0 (the International Organization for Standardization) is a worldwide federation of national standards bodies (IS0 member bodies) The work of preparing International Standards is normally carried out through IS0 technical committees Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work IS0 collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization Draft International Standards adopted by the technical committees are circulated to the member bodies for voting Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote International Standard IS0 2574 was prepared by Technical Committee ISO/TC space vehicles, Sub-Committee SC , 20, electrical Aircraft and Aerospace requirements This second edition cancels and replaces the first (IS0 2574:1 974), of which it constitutes a technical revision edition Q IS0 All rights reserved No part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from the publisher International Organization for Standardization Case Postale 56 CH-1 21 Geneve 20 Switzerland 9 INTERNATIONAL - Ai rcraft El ectri cal I nternational rcraft fau l ts th e are and m arki n g for Stan dard to be of cores following vision, of applying of cu rrently I nternational parti es to upon m arki n g ch aracters - n am e - country marki ng with si n gl e-core, d ate, etc an equivalent Stan dard ord er cabl e su ppl em ents i dentities m u l ti -core in th ose by individual to I t al so relating and coaxial facil i tate speci fi es to cabl es servicing, the m arki n g u sed the approved th at in th e wiring investigation m eth ods al ready exist for of the I t allows cou ntries provi si ons ti m e of based edition which, through pu blication, on this of th e th e reference edition I nternational stan dard in i ndi cated Stan dard i ndicated this was text, valid consti tu te All are encou raged below M em bers of provi si ons stan dards to are i nvestigate I EC and I S0 of su bj ect the to this re- possibility m ntai n reg i sters Stan dards the representation of names of countries in consist size requ i rem en ts di am eter of requ i red and a l egend by th e for should cabl e pri nted national coveri ngs, be stated in green stan dard, th e in th e or in minimum national a contrasti ng repeated size individual at intervals of cabl e cabl e th at can be m arked will specifi cati on colou r to of 300 mm that f of 50 th e mm, covering, and using containing i nform ati on: of cabl e origin, origi n, of cabl e overall shall of or origin m anu factu rer of for of variation th e of th e following recent Codes Becau se the I nternational I d en ti fi cati on The contains At ag reem en ts m ost valid - Identi fi cati on referen ce 31 66 993, depend in which size, necessary, m anu factu rer’ s stan dard the way type, of I S0 when Stan dard and th e as to This codi fication I nternational speci fi es m arked repl acem en t, N orm ati ve The th e - cabl es 2574: 994(E) Scope This of I S0 STANDARD nu m ber in of speci fi cati on/standard, accordan ce (on e-l etter cod e) with th e al ph a-2 in accordan ce with type cod e and size speci fi ed a cod e in prepared (as speci fi ed I S0 in tabl e ); 31 66; by th e stan dards organizati on in the cou ntry I S0 2574: 994(E) Tabl e N om i n al - Cabl e croee- secti on al cod e E N A WG , 0 2 4 0 2 0 0 1 Or 0 1 2 6 2 3 5 5 1 9 4 2 2 4 4 5 0 8 0 8 0 0 7 0 0 Tabl e - of m an u - cod e Si ze area mm* Year si ze Year Year Cod e factu re o f m an u factu re of m an u - cod e Year Cod e factu re of m an u - Cod e factu re J AA 0 1 K AB 0 2 L 8 AC 0 3 M 9 AD 0 4 9 AE 0 5 N P 9 0 6 7 R 9 2 0 7 IS0 Dash es and th e This shall be u sed to separate th e n am e of the cabl e or th e n u m ber of th e 2574: 994(E) speci fi cati on/stan dard, th e type si ze i nform ation equivalent to The for codes shall eight be clearly separated from th e codes for th e cou ntry of origin and the m anu factu rer by a space ch aracters th e cou ntry of origin and th e m anu factu rer shall also be separated with a dash EXAM PLE EN2266-003-006 Marki n g M arking lowing of of cores cores shall ou ter ou ter su rface shall j acket m arki n g th e white b) th e blue or c) th e red core d) th e white e) any core 4 be core m arki n g b) th e blue by th e cabl e c) th e red m an u factu rer accordi ng to cabl e type as speci fi ed in the fol - d) th e white e) any core red th e stan dard b) th e cou ntry, (see IC A is u sed if m eth od is and tabl es l egibl e or with on (see (see is u sed (see (see and tabl es and tabl e7) ; B is u sed u sed is u sed m an ner m ann er 6) ; and 6) ; 6) ; or 3) optionally if m eth od j acket) j acket) tabl es (see j acket out legible and th e j acket tabl es (see tabl es (see screen and or on: and tabl es and tabl e7) ; j acket) 6) ; and 6) ; 6) ; or 3) cabl es j acket a) (see is u sed (with (see B is u sed is u sed is u sed core m eth od Coaxi al is u sed if m eth od if m eth od core if IA m eth od and and screen j acket) on: IC or without in a perm an en t out be carri ed if screen (without if m eth od core core (wi th m eth od cabl es screen in a perm an en t m arked if m eth od core or m arked carri ed core shall white ou ter if red Mu l ti core th e The be if m eth od a) be cabl es shall a) The ou t (wi thout cabl es shall Mu l ti core The carri ed cabl es Si n g l e-core The be su bcl au ses Si ng l e-core The DE-R91 shall be nu m ber m arked of th e m anu factu rer in a legible coaxial and year m an ner in g reen or white and shall include: cabl e, (see ) I S0 2574: 994(E) Tabl e N u m ber of cores in cabl e N O TE - Wh i t e Wh i t e Bl u e - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Wh i t e Bl u e Oran g e Wh i t e Bl u e Oran g e G reen Wh i t e Bl u e Oran g e G reen Red Wh i t e Bl u e Oran g e G reen Red Bl ack Wh i t e Bl u e Oran g e G reen Red Bl ack Yel l o w Wh i t e Bl u e Oran g e G reen Red Bl ack Yel l o w Vi o l e t Wh i t e Bl u e Oran g e G reen Red Bl ack Yel l o w Vi o l e t G rey Wh i t e Bl u e Oran g e G reen Red Bl ack Yel l o w Vi o l e t G rey Fo r cabl es h avi n g m o re of cores in th an co re s, r see tabl e - M eth od 1B - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Red Bl u e Red Bl u e Yel l o w Red Bl u e Yel l o w G reen Red Bl u e Yel l o w G reen Wh i t e Red Bl u e Yel l o w G reen Wh i t e Bl ack Red Bl u e Yel l o w G reen Wh i t e Bl ack Brown Red Bl u e Yel l o w G reen Wh i t e Bl ack Brown Oran g e Red Bl u e Ye l l o w G reen Wh i t e Bl ack Brown Oran g e P u rpl e Red Bl u e Ye l l o w G reen Wh i t e Bl ack Brown Oran g e P u rpl e - For cabl es h avi ng more th an cores, see table Tabl e of cores cabl e in r - - Wh i t e - Meth od 1C - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Red Bl u e Red Bl u e Yel l o w Red Bl u e Yel l o w G reen Red Bl u e Yel l o w G reen Bl ack Red Bl u e Yel l o w G reen Bl ack Vi o l et Red Bl u e Yel l o w G reen Bl ack Vi o l et Oran g e Red Bl u e Yel l o w G reen Bl ack Vi o l et Oran g e Brown Red Bl u e Yel l o w G reen Bl ack Vi o l et Oran g e Brown Pi n k Red Bl u e G reen Bl ack Vi o l et Oran g e Brown Pi n k cabl es G rey For - - Yel l o w - - - - Wh i t e N O TE IA cabl e N u m ber M eth od - Tabl e N OTE - T - N u m ber havi n g more th an cores, - see table - Is0 I d en ti fi cati on Cores of single- of cores and m u l ti core of si n g l escreen ed an d cabl es m u l ti core shall be screened identi fied using 2574: 994(E) cabl es one of the m eth ods descri bed in to 53 5.1 I d en ti fi cati on The insulation of by col ou r each core is col ou red Tabl e - in accordan ce Meth ods 1, with m eth od B an d C for Col ou r Grey Blue Grey Grey Grey - - - Red Yellow Blue Yellow Red Green Blue Green Black Red Black Blue Black Grey core - - 2 Greg Red Violet - - - - - - Red Orange Brown Red Brown - - - Pink Red Pink - - - colour i s required, of approximately I d en ti fi cati on - Violet a second - Stri pe Green Where - I n su l ati on Yellow Orange a lay length n u m ber Stri pe Blue Grey N OTE - cores Red this times the shall core be in the form of a helical stripe approximately 0, 75 mm wide by col ou red ri n g s (m eth od 2) is identi fi ed, on i ts insulation, by colou red rings in accordance I mm mm n d c o r e J r d c o r e with I mm- tabl e and fi gure I mm ( Dr n ( : ; I : : " I I mm- m ) r - =i t h c o r e e t c N OTES Each ring The wide applied diameter Dimensions Grey to Col ou r I n su l ati on - Red in tabl es Core Stri pe G rey 1 C as speci fi ed th an n u m ber I n su l ati on Each areater Core n um ber B or Col ou r Core with I A, shall cover at least rin gs shall be twice 3/4 the of the width circumference of the narrow rings I in millimetree IS0 2574: 994(E) Tabl e N u m ber of core Ri n g i n cabl e - Meth od g rou p Nu m ber fi g u rati on Wh i te N one n arrow mm mm mm1 mm1 mm1 mm1 mmmmm mmmmm mmmmmm mmmmmm mmmmmmm mmmmmmm mm mm -m m m mm n arrow -1 1 m mm1 n arrow n arrow n arrow n arrow n arrow n arrow wi de - 1) wi de cores m eral s in on al so fi g u re year operati n g of of of for col ou rs of th e speci fi ed th reads n u m bered shall th e by cabl es and (meth od core, of exam pl e, m anu factu re tem peratu re are each cabl es or single m an u factu rer, cati ng The cabl es cabl e insu lator Identification th e ri ngs G reen by numbers a m u l ti core th e M ulticore by Col ou r of Identificati on All See n arrow wi de 10 N OTE of ri n g s’ ) 3) in natural insulator col ou red of m an u factu rer in th e be visible area irregu l ar The rel evant on th e colou red The identification shall be printed in arabi c nu- white th reads cross-secti onal cabl es sequ en ce being g reater m ateri al cabl e than cross-secti on , and colou r mm2 shall be of th e (AWG 6) which i dentified by th reads shall cannot col ou red with stand be m arked th reads the indi- m axi m u m stan dards finished cabl es and shall form to th e speci fication s of and 6 Indication Two col ou red tabl e The th reads Indication col ou r and of year shall of manufactu re be u sed but shall not be stran ded Colou rs of th e th reads of manu factu rer n u m ber of th reads shall be al l ocated on requ est by th e di fferent cou ntries shall be as i ndi cated in I S0 Tabl e - Col ou red Ye ar st th read 971 972 973 974 975 976 Brown Green Green Green Black Black White Blue Blue Blue Yellow Yellow Yellow Grey Grey Grey Violet Violet Violet Orange Orange Orange 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 th read s 2n d for th read Red Black White Red White Red Red Black White Red Black White Red Black White Red Black White Red Black White Red i ndi cati on o f vear 2574: 994(E) o f m an u factu re Ye ar st th read 993 994 995 996 997 998 999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 201 201 201 201 201 201 Green Green Green Green Green Green Blue Blue Blue Blue Blue Brown Brown Brown Brown Yellow Yellow Yellow Grey Grey Orange Brown Brown 2n d th re ad Violet Orange Grey Yellow Brown Blue Violet Orange Grey Yellow Brown Violet Orange Grey Yellow Violet Orange Grey Violet Orange Violet Black White IS0 I CS 2574: 994(E) 49 060 00 Descri ptors: P ri ce based rcraft, on o ase s rcraft eq u i pm en t, e l e ctri c cabl e s , i d en ti fi cati o n m eth o d s, m arki n g , co l o u r co d e s, al ph an u m eri c co d es